Henricus A. A. R. Crooijmans

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Display device having walls for passage of electron beams
- Patent number 5,144,197
- Issue date Sep 1, 1992
- U.S. Philips Corporation
- Petrus J. M. Peters
- H01 - BASIC ELECTRIC ELEMENTS